{"product_id":"1769-it6-compact-i-o-6-channel-mv-analog-module-rockwell-allen-bradley","title":"1769-IT6 Compact I\/O 6-Channel mV Analog Module - Rockwell Allen-Bradley","description":"\u003ch3\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e1769-IT6\u003c\/strong\u003e is a 6-channel thermocouple and millivolt input module manufactured by \u003cstrong style=\"color: #0056b3;\"\u003eAllen-Bradley\u003c\/strong\u003e for the \u003cstrong style=\"color: #0056b3;\"\u003eCompactLogix\u003c\/strong\u003e system. Engineered for high-accuracy thermal sensing, this module digitizes analog signals from up to six independent thermocouple or millivolt sensors.\u003c\/p\u003e\n\u003cp\u003eEquipped with a high-resolution Delta-Sigma converter and two onboard Cold Junction Compensation (CJC) sensors, the \u003cstrong style=\"color: #0056b3;\"\u003e1769-IT6\u003c\/strong\u003e handles wide-range industrial process monitoring. It processes standard millivolt inputs (±10mV and ±50mV) alongside nine common thermocouple types, storing converted values directly in controller memory arrays.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eModel Number\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong style=\"color: #0056b3;\"\u003e1769-IT6\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBrand \u0026amp; Manufacturer\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003eAllen-Bradley\u003c\/strong\u003e \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProduct Series\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/allen-bradley-1769-compactlogix\"\u003e\u003cstrong style=\"color: #0056b3;\"\u003eCompactLogix\u003c\/strong\u003e\u003c\/a\u003e \/ Compact I\/O Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eModule Classification\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e6-Channel Thermocouple \/ Millivolt Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSupported Thermocouples\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eTypes J, K, T, E, R, N, S, B, C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMillivolt Input Ranges\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e±10 mVDC (Range: -10 to +10 mV) | ±50 mVDC (Range: -50 to +50 mV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eCJC Accuracy\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSensor Accuracy: ±0.3°C (±0.54°F) | System Accuracy: ±1.0°C (±1.8°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eA\/D Converter Type\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eDelta-Sigma Converter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eNonlinearity\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.03% Full Scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBackplane Current Draw\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e100 mA @ 5.1 VDC | 40 mA @ 24 VDC (Bus Powered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMax Heat Dissipation\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eNoise Rejection Ratings\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eCMRR: 115 dB | NMRR: 85 dB @ 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSelectable Input Filters\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Hz, 50 Hz, 60 Hz, 250 Hz, 500 Hz, 1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePower Supply Distance Rating\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e8 Modules from power supply unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eReplacement Parts\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eTerminal Block: 1769-RTBN18 | Door Label: 1769-RL2 (Series B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePhysical Weight \u0026amp; Size\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e0.61 lbs (276 g) | 118 x 87 x 35 mm (H x W x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cb\u003eDiagnostic Capabilities \u0026amp; Channel Features\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSensor Fault Detection:\u003c\/b\u003e Continuously flags open-circuit, short-circuit, over-range, and under-range channel conditions in software tags.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAutomatic Self-Calibration:\u003c\/b\u003e Executes automatic calibration at power-up and can be programmed for periodic 5-minute calibration cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStatus LEDs:\u003c\/b\u003e Channel diagnostic indicators display active status and wire-break alarms in real time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eData Formatting Options:\u003c\/b\u003e Direct selection of Engineering Units, Scaled for PID values, or Raw\/Proportional integer counts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTarget Application Scenarios \u0026amp; Systems\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eIndustrial Heat Treatment:\u003c\/b\u003e Monitors high-temperature Type C or Type B sensors in metal hardening furnaces (up to 2315°C).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExtrusion \u0026amp; Injection Molding:\u003c\/b\u003e Delivers precise multi-zone temperature feedback for barrel heater control loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStrain Gauge \u0026amp; Millivolt Transducers:\u003c\/b\u003e Interfaces directly with low-voltage ±50mV field sensors without external signal conditioners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation \u0026amp; Wiring Guidelines\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoise Mitigation Clearance:\u003c\/b\u003e Mount at least two slots away from AC power modules or high-noise motor starters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVentilation Clearance:\u003c\/b\u003e Maintain a minimum of 2 inches (50 mm) clearance on all panel sides for heat convection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShielded Wiring Selection:\u003c\/b\u003e Route low-voltage thermocouple wires using Belden 8761 shielded twisted-pair cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBus Power Limits:\u003c\/b\u003e Position within 8 slots of the primary 1769 power supply to avoid backplane voltage drop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003ePackaging, Logistics \u0026amp; Warranty Terms\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eShipment Lead Time:\u003c\/b\u003e Dispatches within 24 to 48 hours following payment verification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGlobal Express Couriers:\u003c\/b\u003e Express delivery via DHL Express, FedEx, and UPS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStandard Packaging:\u003c\/b\u003e Enclosed in protective anti-static materials and reinforced outer shipping boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e12-Month Coverage:\u003c\/b\u003e Protected by a full 12-month quality replacement warranty against hardware defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eEngineering Buyer's Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eConfirm Adapter Selection:\u003c\/b\u003e Ensure compatibility with your 1769-ADN (DeviceNet) or 1769-AENTR (EtherNet\/IP) adapter network.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVerify Sensor Lead Wire:\u003c\/b\u003e Match thermocouple extension wire alloys to the specific sensor type (J, K, T, etc.) to prevent cold-junction measurement offset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCheck Power Budget:\u003c\/b\u003e Include the 100 mA @ 5V DC backplane draw when sizing system power supplies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions (FAQ)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: What causes an open-circuit fault signal on a thermocouple channel?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Open-circuit faults occur when a sensor wire breaks, terminal screws loosen, or a thermocouple junction burns out under extreme heat.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: How does selecting different filter frequencies affect channel update rates?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Lower filter settings (e.g., 10 Hz) provide maximum noise rejection but increase channel scan times, whereas higher settings (1 kHz) give faster response times with less filtering.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Can I mix thermocouple types and millivolt inputs on the same card?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, each of the six channels can be individually configured in Studio 5000 for a distinct sensor type or millivolt range.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Why is proper CJC sensor installation required on the terminal block?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: The CJC sensors measure ambient terminal temperature to compensate for parasitic voltages generated where thermocouple wires meet copper terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What wire gauge is recommended for connecting low-level signals to the removable terminal block?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Use 22 to 14 AWG solid or stranded copper wire rated for 90°C minimum insulation.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eDuring a system retrofit on a plastic extrusion line, a plant electrician reported unstable, jumping temperature values on three channels of a \u003cstrong style=\"color: #0056b3;\"\u003e1769-IT6\u003c\/strong\u003e module. The system was generating frequent false over-range alarms on Type K sensors.\u003c\/p\u003e\n\u003cp\u003eOur field engineers inspected the cabinet layout and found that unshielded thermocouple wire was bundled in the same wire duct as 480V VFD motor leads. Additionally, the \u003cstrong style=\"color: #0056b3;\"\u003e1769-IT6\u003c\/strong\u003e card was installed directly next to a noisy AC power supply module. Once we relocated the module two slots away from the power supply, rerouted the wires with Belden 8761 shielded cable, and enabled the 60 Hz notch filter in RSLogix 5000, temperature readings settled with ±0.2°C stability. Always isolate low-millivolt sensor cabling from high-voltage AC paths!\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45013910487222,"sku":"1769-IT6","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/1769-IT6_ebf37ac9-1fee-4052-8118-d8e091dccb58.jpg?v=1788944734","url":"https:\/\/www.plcsparehub.com\/products\/1769-it6-compact-i-o-6-channel-mv-analog-module-rockwell-allen-bradley","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}